code: def exhausted(self):
      return self.live_child_count == 0
  
file_path: catboost/contrib/python/hypothesis/py2/hypothesis/internal/conjecture/choicetree.py
imports: from __future__ import absolute_import, division, print_function
  from collections import defaultdict
  from hypothesis.internal.compat import hrange
label_desc: Use image node_id 2 for calling the TreeNode obj's underlying member method code with example usage: obj.exhausted() and returns: unknown